// 背景图片
.bg-image(@url) {
  background-image: ~"url(@{url}@2x.png)";
  @media (-webkit-min-device-pixel-ratio: 3),(min-device-pixel-ratio: 3) {
    background-image: ~"url(@{url}@3x.png)"
  }
}

// 不换行
.no-wrap() {
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}


// 扩展点击区域
.extend-click() {
  position: relative;
  &:before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
  }
}
